Dorchester County, SC ZIP Codes
13 ZIP codes cover all or part of Dorchester County, South Carolina. The Census Bureau counts 167,201 residents in the county, with a median household income of $78,198 and a median home value of $329,300. Median household income ranges from $38,500 in 29471 to $99,529 in 29414. Its largest communities include North Charleston, Summerville, Ladson, St. George and Ridgeville.
Dorchester County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 167,201 |
| Households | 63,179 |
| Median household income | $78,198 |
| Median home value | $329,300 |
| Median age | 38 |
| Median rent | $1,463 |
All 13 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 286,292 |
| Households (sum of ZIP codes) | 111,895 |
| Median household income, range across ZIP codes | $38,500 (29471) to $99,529 (29414) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $81,477 |
| Homeowners | 69.3% |
| Households with kids under 18 | 31.3% |
| Moved in the past year | 13.5% |
| Carrier routes in EDDM2GO's route library | 174 routes, 130,513 homes (13 of 13 ZIP codes) |
Top facts
- Highest median household income in Dorchester County: 29414 ($99,529)
- Most residents: 29483 (59,186 people)
- Highest homeownership: 29437 (89.8% own their home)
- Most households with kids: 29426 (36.4% of households)
- Most new movers: 29456 (19.9% moved in last year)
- Youngest median age: 29456 (31.9 years)
- Highest median home value: 29414 ($417,300)
Every ZIP code in Dorchester County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 29483 | Summerville | 59,186 | 22,195 | $85,750 | $333,300 | 78.6% | 36.1% | 11.8% | 37 | 27,562 | 83% of its land |
| 29485 | Summerville | 58,507 | 22,107 | $82,987 | $341,600 | 74.1% | 35.9% | 13.3% | 37 | 28,854 | 94% of its land |
| 29414 | Charleston | 44,727 | 19,322 | $99,529 | $417,300 | 62.1% | 24.4% | 14.1% | 25 | 23,258 | 18% of its land |
| 29456 | Ladson | 41,214 | 15,666 | $78,361 | $270,100 | 61.7% | 33.8% | 19.9% | 21 | 18,039 | 25% of its land |
| 29418 | North Charleston | 26,052 | 11,134 | $64,583 | $267,600 | 55.0% | 21.2% | 13.0% | 15 | 13,776 | 23% of its land |
| 29420 | North Charleston | 23,959 | 9,515 | $72,661 | $331,700 | 62.2% | 32.0% | 14.2% | 13 | 11,179 | 60% of its land |
| 29472 | Ridgeville | 12,722 | 3,917 | $75,325 | $263,100 | 84.0% | 34.4% | 12.9% | 7 | 4,412 | 60% of its land |
| 29477 | Saint George | 7,176 | 2,987 | $53,894 | $90,300 | 78.5% | 27.5% | 4.3% | 6 | 3,311 | 99% of its land |
| 29470 | Ravenel | 5,639 | 2,089 | $86,410 | $345,000 | 87.2% | 27.6% | 2.8% | 4 | 2,805 | 34% of its land |
| 29437 | Dorchester | 2,281 | 861 | $61,821 | $172,900 | 89.8% | 29.2% | 7.9% | 3 | 1,145 | 100% of its land |
| 29448 | Harleyville | 1,997 | 844 | $71,967 | $194,900 | 84.5% | 28.0% | 9.4% | 2 | 1,112 | 100% of its land |
| 29426 | Adams Run | 1,697 | 742 | $64,087 | $201,300 | 89.5% | 36.4% | 2.9% | 2 | 711 | 17% of its land |
| 29471 | Reevesville | 1,135 | 516 | $38,500 | $109,700 | 81.8% | 25.8% | 2.7% | 2 | 677 | 97% of its land |
A ZIP code is listed for Dorchester County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- North Charleston — 119,913 residents · 7 ZIP codes
- Summerville — 51,654 residents · 3 ZIP codes
- Ladson — 16,140 residents · 1 ZIP code
- St. George — 2,154 residents · 1 ZIP code
- Ridgeville — 1,740 residents · 1 ZIP code
- Lincolnville — 1,064 residents · 1 ZIP code
- Harleyville — 592 residents · 1 ZIP code
- Grover — 345 residents · 1 ZIP code
- Reevesville — 271 residents · 1 ZIP code
Rankings
- Richest ZIP codes in Dorchester County — 13 ZIP codes ranked
- ZIP codes with the highest home values in Dorchester County — 13 ZIP codes ranked
- ZIP codes with the highest homeownership in Dorchester County — 13 ZIP codes ranked
- ZIP codes with the most families with kids in Dorchester County — 13 ZIP codes ranked
- ZIP codes with the most new movers in Dorchester County — 13 ZIP codes ranked
- Youngest ZIP codes in Dorchester County — 13 ZIP codes ranked
- Oldest ZIP codes in Dorchester County — 13 ZIP codes ranked
- Fastest-growing ZIP codes in Dorchester County — 13 ZIP codes ranked
Price a mailing to Dorchester County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Dorchester County, SC?
- 29483, 29485, 29414, 29456, 29418, 29420, 29472, 29477, 29470, 29437, 29448, 29426 and 29471. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Dorchester County?
- 167,201 residents in 63,179 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Dorchester County?
- $78,198 for the county as a whole. Its ZIP codes range from $38,500 (29471) to $99,529 (29414).
- Which Dorchester County ZIP code has the highest median household income?
- 29414, at $99,529, among ZIP codes with at least 1,000 residents. See the full ranking of Dorchester County ZIP codes by income.
- How many carrier routes and mailboxes are in Dorchester County?
- For the 13 of 13 ZIP codes in EDDM2GO's stored route library: 174 carrier routes reaching 130,513 residential and 6,328 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.